Kyanite


Book Description

Kyanite and the related minerals sillimanite, andalusite, dumortierite, topaz are natural aluminum silicates that can be used in production of mullite, a superduty refractory material







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World Nonbauxite Aluminum Resources Excluding Alunite


Book Description

A compilation of published information on the geology and worldwide distribution of nonbauxite resources that are potential sources of aluminium and on methods for extracting alumina from them.







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